/*
 * Copyright (C) 2009 Philippe Gerum.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, Inc., 675 Mass Ave, Cambridge MA 02139,
 * USA; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include <linux/linkage.h>
#include <asm/blackfin.h>
#include <asm/entry.h>

ENTRY(_rthal_atomic_set_mask)
	p0 = r0;
	cli r0
	r2 = [p0];
	r2 = r2 | r1;
	[p0] = r2;
	sti r0
	rts;
ENDPROC(_rthal_atomic_set_mask)

ENTRY(_rthal_atomic_clear_mask)
	p0 = r0;
	r1 = ~r1
	cli r0
	r2 = [p0];
	r2 = r2 & r1;
	[p0] = r2;
	sti r0
	rts;
ENDPROC(_rthal_atomic_clear_mask)
